Full Time Java Backend Developer(End clients => IBM, DBS bank) Jobs, salary up to SGD 7,200 in NEXTERA SOFTWARE SERVICES PTE. LTD. - Ricebowl

Job Title:
Senior Java Backend Developer – Microservices

Experience Level:
6+ Years

Domain Requirement:
Banking & Financial Services (Mandatory)

Location:
On-site / Hybrid (As per client agreement)

Role Overview

We are seeking a

Senior Java Backend Developer

with

6+ years of hands-on software development experience

to design, build, and support high-throughput, mission-critical digital banking applications for

DBS Bank

. The candidate will be key to architecting microservices ecosystems, building distributed backend services, and securing high-volume transactional systems using

Java

,

Spring Boot

, and cloud-native frameworks. Prior development experience in a retail, corporate, or FinTech banking domain is strictly required.

Key Responsibilities

Microservices Development:
Architect, build, and deploy resilient, loosely coupled backend microservices using

Java (11/17)

and

Spring Boot

.

API Integration:
Design and implement RESTful APIs, SOAP web services, and API Gateways for seamless integration with DBS core banking systems and third-party financial services.

Event-Driven Architecture:
Implement event streams, asynchronous processing, and message queues using

Apache Kafka

,

RabbitMQ

, or

IBM MQ

.

Data Persistence & Security:
Manage data models across relational (Oracle, PostgreSQL, MariaDB) and NoSQL (MongoDB, Redis) databases using JPA/Hibernate, maintaining strict encryption at rest and in transit.

Banking Security Compliance:
Integrate Spring Security, OAuth 2.0, OpenID Connect, JWT, and mTLS protocols to comply with MAS (Monetary Authority of Singapore) and bank threat-mitigation standards.

Performance Tuning & Debugging:
Perform thread analysis, memory leak fixes, DB query optimization, and latency tuning using tools like Apache JMeter and APM monitors.

CI/CD & DevOps Automation:
Collaborate in an Agile/Scrum squad setup to run continuous integration/delivery pipelines using Git, Jenkins, Bitbucket, Maven/Gradle, SonarQube, Docker, and Kubernetes.

Mandatory Experience & Qualifications

Experience:
Minimum

6+ years

in enterprise-level Java backend software development.

Domain Expertise:
Must have prior hands-on experience in Banking or Financial Services (BFSI)

, working on domain features such as payment gateways, core banking, trade finance, credit cards, or digital transfers.

Core Tech Stack:
Advanced proficiency in

Java (8/11/17)

,

Spring Boot

,

Spring Cloud

,

Spring Security

, and

JPA / Hibernate

.

Architecture:
Strong hands-on experience with

Microservices Architecture

, Design Patterns, RESTful API design, and distributed systems design.

Databases:
Solid knowledge of relational databases (Oracle, MariaDB, PostgreSQL) alongside NoSQL solutions (Redis, MongoDB).

Messaging & Async:
Practical experience with Kafka, RabbitMQ, or JMS for real-time messaging.

Testing:
Proficiency in unit, integration, and performance testing using JUnit, Mockito, and JMeter.
NextEra Software Services Pte Ltd

is a Singapore-based firm specialized in IT MANPOWER CONTRACTING SERVICES. We bridge the gap between businesses seeking technology leadership and professionals ready to make an impact. From early-stage startups to enterprise organizations, we bring clarity to technology decisions and precision to talent strategy — tailored to Singapore's unique market dynamics.

What we do

: Helping Singapore Businesses Build High-Performing Teams through Strategic Talent Sourcing & Recruitment Advisory Services.

Why NextEra:
Singapore-focused — deep knowledge of the local tech market, MOM regulations and hiring norms.

Fast turnaround — rapid candidate shortlisting and consulting engagements that move at the speed of your business.

Vetted talent — every candidate goes through rigorous technical screening.

Long-term partnership — we measure success by client retention, not just placements.

We partnered with growing organizations in Singapore to optimize their talent acquisition strategies. Our team specializes in end-to-end talent sourcing, executive search support, and candidate pipelining to help you identify the right professionals for your long-term business goals.